1277132714389 has 16 divisors (see below), whose sum is σ = 1480008947200. Its totient is φ = 1079400276864.

The previous prime is 1277132714353. The next prime is 1277132714423. The reversal of 1277132714389 is 9834172317721.

It is not a de Polignac number, because 1277132714389 - 2¹³ = 1277132706197 is a prime.

It is a super-3 number, since 3×1277132714389³ (a number of 37 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1277132714789) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1106784 + ... + 1944025.

It is an arithmetic number, because the mean of its divisors is an integer number (92500559200).

Almost surely, 2^{1277132714389} is an apocalyptic number.

It is an amenable number.

1277132714389 is a deficient number, since it is larger than the sum of its proper divisors (202876232811).

1277132714389 is an equidigital number, since it uses as much as digits as its factorization.

1277132714389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3051652.

The product of its digits is 3556224, while the sum is 55.

The spelling of 1277132714389 in words is "one trillion, two hundred seventy-seven billion, one hundred thirty-two million, seven hundred fourteen thousand, three hundred eighty-nine".